Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KU4OM callsign genealogy
Currently held by FULLER, RONALD J
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by KU4OM's current licensee, walking backwards.
- FULLER, RONALD Jcancelled 1998-02-07
Successor callsigns
Callsigns held now by people who previously held KU4OM.
No current licensee on record previously held this callsign.